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EXPEDII-ED PERMIT PROCESS FOR SMALL.SCALE PV SYSTEMS. MICRO-INVERTER <br />The information in rhis guideline is intended to help local jurisdictions and contractoB identifr/ when pV system insalladons <br />are simple, needing only a basic review. and when an insal rlpfgcornplel. t( is likory that 50*-75% of all residendal <br />systems will comply wirh rhese simple criteria. Fbr pmjecrs lo rneet tha simple criteria. tesolution stePs have be n <br />suggested ro provide as a path to pernir appmval <br />Required InJormation Jor Pennit: <br />lation-is <br />rhat fail <br />L Site plan showing location of major components on the y ro scile, <br />site plan). PV arrays on dwellings <br />revtew <br />b+ i, <br />2 disc n <br />nen cludi <br />Y€s - Composition <br />ot <br />limited to. PV modules, invener(s), combiner box, disccirnecrf,, lnd rrfu <br />Step 1 : Structural Review o[ PV Array Mounting SysteJ <br />Is the array to be mounted on a defrned, permitted roof sructure? Elyec Eno <br />U No due to non-compliant rooJ or a ground mount. submit compted wrksheet Jor the structure WKS t <br />Roof Inlonurion' fl ls the roofrng rype lighrweighr (Yes = composition, lighrivelghr masonry, meral, erc <br />dco <br />IJ No, bmit compbted vothsheet lor rooJ structure WKSI (No = heavy masonry state, etc. . .) <br />2. Does rhe roof have a singte roof coveringu Eyes Etto <br />Ij No, submit completed woiLsheet Jot tooJ snucture WKS t . <br />3. Provide method and rype of weatherproonng roof penerrarions (e.9. flashing, caulk)Ml sealant adhesive <br />M omting Sy st em I qo nnati on : <br />I ls the mounting structure an e-lgineered producr designed ro mount PV modules with no more than an t 8" gap <br />benearh rhe module frames? lll yes L_l No <br />IJ No, ptoiride details oJ structvtol attachment cefiijed by a design professiondl. <br />2. For manufactured mounting sysrems, frll out information on the mounting s).stem below: <br />a. Mounting Sys rem Manufacturer MPS roducr Name and Model# MPS 1'Stand Off <br />b. Total weight of Pv Modules and Rails 766 lbs <br />Total Number of Afiachment Poin ,.30 <br />Weighr per Atrachmenr Point (b + c) 25.53 lbs (if grearer rhan 45 lbs, see wKS I ) <br />Maximum Spacing Berween Attachment Foints on a Ra it 48 nches (see producr manual for <br />maximum spacing allowed based on maximum design wind speed) <br />f. Total Surface Area of PV Modules (square feet)282 fr? <br />g. Disrributed Weight of Pv Module on Roof (b + f)2.71 lbs/fr? <br />II distributed weight ol the PV slsEm is geater dwn 5 lbstf , ye WNSI - <br />Step 9: Electrical Review o[ PV System (Calculations for Electrical Diagram) <br />In order for a PV qlstem to bc considetrd br ar expcdited permit pmcess, the following must apply: <br />l. PV modules. utility-interactive inveners, and combiner boxes are identined for use in PV systems- <br />2. The PV array is composed of 4 series srrings or less per invenel <br />3. The rotal inve(er capacity has a continuous ac power ourpur I1,440 Warts or less <br />4. The ac interconnection point is on the load side of service disconnecting means (690.64(8)). <br />5. One of rhe standard elecrrical diagrams (E I . I . E l. I a, E I . I b. or E I . I c) can be used to accurately represenr rhe PV <br />system. lnteractive PDF diagrams are available at www.solarabcs.org/permitting. <br />Fill out the standard electrical diagram completeUl! A guid.e b the electrical diagram is proidcd to help the qpplicant <br />undersutnd.ach bl.tnk toj in. If thc.l.ctrical sy'acrn i6 fiorc cornplax than thc standard clccnical diagram cai efJectivcU; <br />communicate, ptovide an alternqtiye diogrum with appropriate detail <br />2 ExpEDrrED lERMn PRocEss FLIR I,V SysrEMs - tvllcRo-INVERTER <br />c_ <br />d <br />e. <br />tII <br />( <br />I <br />.equired signs. and ac connection <br />3. Specincalion sheers and installarion manuals 1if available; for all